Title:
コンテンツ複製管理システム、複製管理装置、複製管理方法、コンテンツ複製装置及びコンテンツ複製方法
Document Type and Number:
Japanese Patent JP4471067
Kind Code:
B2
Abstract:
The present invention can reliably prevent the contents of a recording medium from being illegally copied but allow them to be copied only for the purpose of personal use. The invention takes out title identifying information and medium identifying information of a DVD loaded on a hard-disk-containing DVD player and transmits those pieces of information to management server along with the apparatus identifying information of the hard-disk-containing DVD player so as to enquire about copying prohibition flag for a copying operation and control copying of the recorded contents of the DVD according to the copying prohibition flag. Thus, the invention prohibits copying when the management server judges that copying of the contents of the DVD by means of the hard-disk-containing DVD player is illegal, whereas it allows copying when the management server judges that copying of the contents of the DVD by means of the hard-disk-containing DVD player is for the purpose of personal use.
Inventors:
Jun Hirai
Satoshi Kitani
Satoshi Kitani
Application Number:
JP2003038688A
Publication Date:
June 02, 2010
Filing Date:
February 17, 2003
Export Citation:
Assignee:
ソニー株式会社
International Classes:
G06F12/14; G06F21/62; G06F21/00; G06F21/10; G06F21/60; G11B20/00; G11B20/10; H04N5/913; H04N5/765; H04N5/775; H04N5/781; H04N5/85; H04N9/804
Domestic Patent References:
| JP2002334511A | ||||
| JP2002328846A | ||||
| JP10083297A | ||||
| JP10207779A | ||||
| JP2000293439A | ||||
| JP9134311A |
Attorney, Agent or Firm:
Keiki Tanabe